Seiko Cal. 3881 - 956

This Hand-Winding model from 1968 features a 36mm Gold-Plated case. Powered by the 3881 caliber with 18j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-7b5e73f701e4]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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